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All results from a given calculation for CH3CHS (Thioacetaldehyde)

using model chemistry: HSEh1PBE/daug-cc-pVDZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A'
Energy calculated at HSEh1PBE/daug-cc-pVDZ
 hartrees
Energy at 0K-476.583310
Energy at 298.15K-476.587116
HF Energy-476.583310
Nuclear repulsion energy92.732793
The energy at 298.15K was derived from the energy at 0K and an integrated heat capacity that used the calculated vibrational frequencies.
Vibrational Frequencies calculated at HSEh1PBE/daug-cc-pVDZ
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 A' 3171 3171 6.04      
2 A' 3098 3098 20.83      
3 A' 3028 3028 3.32      
4 A' 1456 1456 12.61      
5 A' 1368 1368 85.01      
6 A' 1354 1354 7.08      
7 A' 1181 1181 36.22      
8 A' 1075 1075 8.92      
9 A' 844 844 1.13      
10 A' 396 396 2.27      
11 A" 3094 3094 4.20      
12 A" 1436 1436 9.80      
13 A" 1028 1028 4.94      
14 A" 762 762 13.21      
15 A" 171 171 0.15      

Unscaled Zero Point Vibrational Energy (zpe) 11730.8 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 11730.8 cm-1
See section III.C.1 List or set vibrational scaling factors to change the scale factors used here.
See section III.C.2 Calculate a vibrational scaling factor for a given set of molecules to determine the least squares best scaling factor.
Rotational Constants (cm-1) from geometry optimized at HSEh1PBE/daug-cc-pVDZ
ABC
1.63387 0.19079 0.17643

See section I.F.4 to change rotational constant units
Geometric Data calculated at HSEh1PBE/daug-cc-pVDZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.623 0.000
C2 -1.483 0.719 0.000
S3 0.872 -0.747 0.000
H4 0.529 1.587 0.000
H5 -1.953 -0.270 0.000
H6 -1.816 1.293 0.880
H7 -1.816 1.293 -0.880

Atom - Atom Distances (Å)
  C1 C2 S3 H4 H5 H6 H7
C11.48651.62471.09972.14762.12622.1262
C21.48652.77482.19201.09461.10201.1020
S31.62472.77482.35972.86543.48763.4876
H41.09972.19202.35973.10012.52242.5224
H52.14761.09462.86543.10011.79831.7983
H62.12621.10203.48762.52241.79831.7604
H72.12621.10203.48762.52241.79831.7604

picture of Thioacetaldehyde state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 H5 111.716 C1 C2 H6 109.559
C1 C2 H7 109.559 C2 C1 S3 126.163
C2 C1 H4 115.078 S3 C1 H4 118.759
H5 C2 H6 109.909 H5 C2 H7 109.909
H6 C2 H7 106.027
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HSEh1PBE/daug-cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.883      
2 C 0.455      
3 S -0.305      
4 H -0.681      
5 H -0.197      
6 H -0.078      
7 H -0.078      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.750 1.968 0.000 2.633
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -26.693 -0.660 0.000
y -0.660 -25.398 0.000
z 0.000 0.000 -26.220
Traceless
 xyz
x -0.883 -0.660 0.000
y -0.660 1.058 0.000
z 0.000 0.000 -0.175
Polar
3z2-r2-0.349
x2-y2-1.294
xy-0.660
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 8.385 -1.621 0.000
y -1.621 8.102 0.000
z 0.000 0.000 5.512


<r2> (average value of r2) Å2
<r2> 74.225
(<r2>)1/2 8.615